1. Product special for swimming pool design.
2. Water-side heating exchanger adopts Titanium material tube.
3. Refrigerant: R407C.
4. Heat-return technology, improve heating operation in low temperature.
5. Work normally even in -15 degrees in winter.

6. Expansion valve regulates flow of refrigerant precisely.
7. Freely set openning cycle time in advance.
8. Unit runs automatically according to set water temperature
9. Units can automatic prevent freezing in the winter.
10. Modular design, free combination.